Base | Representation |
---|---|
bin | 110011111110111… |
… | …011101001011100 |
3 | 2020210002001122221 |
4 | 303332323221130 |
5 | 3241231312020 |
6 | 222312515124 |
7 | 30420012253 |
oct | 6376735134 |
9 | 2223061587 |
10 | 872135260 |
11 | 408330147 |
12 | 2040abaa4 |
13 | 10b8bb589 |
14 | 83b8579a |
15 | 518756aa |
hex | 33fbba5c |
872135260 has 12 divisors (see below), whose sum is σ = 1831484088. Its totient is φ = 348854096.
The previous prime is 872135237. The next prime is 872135311. The reversal of 872135260 is 62531278.
It is a happy number.
It is a super-3 number, since 3×8721352603 (a number of 28 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21803362 + ... + 21803401.
It is an arithmetic number, because the mean of its divisors is an integer number (152623674).
Almost surely, 2872135260 is an apocalyptic number.
It is an amenable number.
872135260 is an abundant number, since it is smaller than the sum of its proper divisors (959348828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
872135260 is a wasteful number, since it uses less digits than its factorization.
872135260 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43606772 (or 43606770 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 34.
The square root of 872135260 is about 29531.9362724492. The cubic root of 872135260 is about 955.4206310206.
The spelling of 872135260 in words is "eight hundred seventy-two million, one hundred thirty-five thousand, two hundred sixty".
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